PMC:7796291 / 16296-16443 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T139","span":{"begin":0,"end":147},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"However, UV irradiation, at the level of 10 W power with 253.7 nm wavelength, of this study did not significantly affect the filtration efficiency."}